28975209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{881}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 40783680

約数和(自身を除く): 11808471

約数列:

[1, 3, 19, 57, 577, 881, 1731, 2643, 10963, 16739, 32889, 50217, 508337, 1525011, 9658403, 28975209]

約数ペア:

[(1, 28975209), (3, 9658403), (19, 1525011), (57, 508337), (577, 50217), (881, 32889), (1731, 16739), (2643, 10963)]